Injection tube



FIG. 1 is an isometric view of an injection tube according to a first embodiment;

FIG. 2 is an elevation view from the left side thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an elevation view from the right side thereof;

FIG. 6 is an elevation view from the front side thereof; and

FIG. 7 is an elevation view from the rear side thereof.

FIG. 8 is an isometric view of an injection tube according to a second embodiment;

FIG. 9 is an elevation view from the left side thereof;

FIG. 10 is a top plan view thereof;

FIG. 11 is a bottom plan view thereof;

FIG. 12 is an elevation view from the right side thereof;

FIG. 13 is an elevation view from the front side thereof; and,

FIG. 14 is an elevation view from the rear side thereof.

The broken lines depict portions of the injection tube that form no part of the claimed design. 

CLAIM The ornamental design for an injection tube, as shown and described. 